wannacry | ea31b1c1dca10658e01d23b1048f032a49f70a7990dd7eb5b11169e1787195f3 | Triage

Sharing

General

Target

bebf373ffeac79b9dd8531d4b87f0ac7_JaffaCakes118
Size

3.6MB
Sample

240824-rc7f8svgjm
MD5

bebf373ffeac79b9dd8531d4b87f0ac7
SHA1

79952e0d5cb55a77d1d09a5ee9e2e66f70ca2456
SHA256

ea31b1c1dca10658e01d23b1048f032a49f70a7990dd7eb5b11169e1787195f3
SHA512

4f4f38ad45a08b773a68df9021589c6a6cfb0e22f683ef769cb5d071cc99137d7e560190a5afb0734302b80691ab765c55bfd4039ab1fa23945c63e98d7d94dc
SSDEEP

49152:BnAQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAAZ0vZ6GIkJ:lDqPoBhz1aRxcSUDk36SAc0B6GIkJ

Score

10^/10

wannacry discovery evasion ransomware worm

Malware Config

Targets

- Target
  
  bebf373ffeac79b9dd8531d4b87f0ac7_JaffaCakes118
- Size
  
  3.6MB
- MD5
  
  bebf373ffeac79b9dd8531d4b87f0ac7
- SHA1
  
  79952e0d5cb55a77d1d09a5ee9e2e66f70ca2456
- SHA256
  
  ea31b1c1dca10658e01d23b1048f032a49f70a7990dd7eb5b11169e1787195f3
- SHA512
  
  4f4f38ad45a08b773a68df9021589c6a6cfb0e22f683ef769cb5d071cc99137d7e560190a5afb0734302b80691ab765c55bfd4039ab1fa23945c63e98d7d94dc
- SSDEEP
  
  49152:BnAQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAAZ0vZ6GIkJ:lDqPoBhz1aRxcSUDk36SAc0B6GIkJ
Score

10^/10

wannacry discovery ransomware worm evasion
- Modifies firewall policy service
  evasion
- Wannacry
  WannaCry is a ransomware cryptoworm.
  ransomware worm wannacry
- Contacts a large (3167) amount of remote hosts
  This may indicate a network scan to discover remotely running services.
  discovery
- Drops file in Drivers directory
- Creates a large amount of network flows
  This may indicate a network scan to discover remotely running services.
  discovery
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

Windows Service

Privilege Escalation

Create or Modify System Process

Windows Service

Defense Evasion

Impair Defenses

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Network Service Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

wannacrydiscoveryransomwareworm

behavioral2

wannacrydiscoveryevasionransomwareworm